APPARATUS FOR MONITORING PROCESS PARAMETERS IN WELL AND PROTECTING DOWNHOLE MOTOR AGAINST ANOMALOUS CONDITIONS,申请号SU19894687586-传众专利搜索

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发明名称	APPARATUS FOR MONITORING PROCESS PARAMETERS IN WELL AND PROTECTING DOWNHOLE MOTOR AGAINST ANOMALOUS CONDITIONS
摘要
申请公布号	SU1640389(A2)	申请公布日期	1991.04.07
申请号	SU19894687586	申请日期	1989.04.13
申请人	FURMAN ARKADIJ M,SU	发明人	FURMAN ARKADIJ M,SU
分类号	E21B47/008	主分类号	E21B47/008
代理机构		代理人
主权项
地址

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